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Python Profiling: Pro Tips for Troubleshooting Slow Code with cProfile and Py-Spy

By admin April 3, 2026

Stop guessing why your Python code is slow. This guide shows you how to use cProfile and Py-Spy to pinpoint bottlenecks and optimize performance based on real-world experience.

Docker

Docker Context Guide: Managing Multiple Remote Servers via SSH

By admin April 3, 2026

A detailed guide on using Docker Context to manage multiple remote Docker Engines via SSH. A secure alternative to exposing risky Docker API ports.

Network

Mastering Traffic Control (tc): Bandwidth Limiting and Traffic Prioritization on Linux

By admin April 3, 2026

Don't let a backup script crash your Web Service. Learn how to use tc (Traffic Control) to limit bandwidth, prioritize SSH/Web traffic, and optimize Linux network performance.

Monitoring

Healthchecks.io: The Pro Secret to Monitoring Silent Cron Job Failures

By admin April 3, 2026

A backup script suddenly stopping is a disaster for any SysAdmin. Discover how to use Healthchecks.io to monitor Cron Jobs effectively using the 'Dead Man's Snitch' mechanism.

Artificial Intelligence tutorial - IT technology blog

Building AI Agents with LangGraph: Solving Complex Workflows and Self-Correction

By admin April 2, 2026

A detailed guide on building advanced AI Agents using LangGraph and Python. This article focuses on state management, loop handling, and practical experience in optimizing API costs.

Ubuntu

Upgrading Ubuntu Terminal with Zsh & Oh My Zsh: Don’t Let Bash Slow You Down

By admin April 2, 2026

Installing Zsh and Oh My Zsh on Ubuntu is the fastest way to turn your Terminal into a powerful assistant. This guide details the installation and plugin configuration to supercharge your typing speed.

Docker

Docker Hogging All Your Disk Space? Pro Tips to Clean Up Images, Containers, and Volumes to Save Your Server

By admin April 2, 2026

Docker hogging disk space is a DevOps nightmare. This article shares how to use prune commands effectively and configure log rotation to rescue your server from storage issues.

MySQL

MySQL Point-in-Time Recovery (PITR): Restore Your Database to Any Second with Binary Log

By admin April 2, 2026

A hands-on guide to MySQL Point-in-Time Recovery (PITR) using Binary Log — restore your database to the exact second before an accidental DELETE or corruption event. Covers locating the binlog position, restoring from backup, replaying transactions, and skipping bad statements.

Repository Rescue: Mastering git fsck to Recover Code and Fix Data Errors

Optimize Windows Virtual Machines to Run ‘Silky Smooth’ with VMware OS Optimization Tool (OSOT)

Installing Pyrra: Managing SLOs and Alerts the Google SRE Way

Installing Woodpecker CI on Fedora Server: A Lightweight CI/CD Solution for Gitea

Configuring Docker daemon.json: Prevent Disk Full Errors and Production Server Crashes

Python lxml: The ‘Heavy Weapon’ for Processing XML/HTML in Legacy Systems

Mastering NetworkManager Dispatcher: Automate ‘Everything’ When Changing Networks on Linux

Configuring DNS Split-Horizon with BIND9: The IP “Splitting” Trick for LAN and Internet

Building Background Jobs for Next.js: Say Goodbye to Redis, Welcome Inngest

mysqlslap: How I “Torture” MySQL to Find Real-World Load Limits

Python Profiling: Pro Tips for Troubleshooting Slow Code with cProfile and Py-Spy

Docker Context Guide: Managing Multiple Remote Servers via SSH

Mastering Traffic Control (tc): Bandwidth Limiting and Traffic Prioritization on Linux

Healthchecks.io: The Pro Secret to Monitoring Silent Cron Job Failures

Building AI Agents with LangGraph: Solving Complex Workflows and Self-Correction

Upgrading Ubuntu Terminal with Zsh & Oh My Zsh: Don’t Let Bash Slow You Down

Docker Hogging All Your Disk Space? Pro Tips to Clean Up Images, Containers, and Volumes to Save Your Server

MySQL Point-in-Time Recovery (PITR): Restore Your Database to Any Second with Binary Log